com.intellij.openapi.vfs.JarFileSystem.java Source code

Introduction

Here is the source code for com.intellij.openapi.vfs.JarFileSystem.java

Source

// Copyright 2000-2018 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
package com.intellij.openapi.vfs;

import com.intellij.openapi.vfs.newvfs.ArchiveFileSystem;
import com.intellij.util.io.URLUtil;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;

public abstract class JarFileSystem extends ArchiveFileSystem
        implements JarCopyingFileSystem, LocalFileProvider, VirtualFilePointerCapableFileSystem {
    public static final String PROTOCOL = StandardFileSystems.JAR_PROTOCOL;
    public static final String PROTOCOL_PREFIX = StandardFileSystems.JAR_PROTOCOL_PREFIX;
    public static final String JAR_SEPARATOR = URLUtil.JAR_SEPARATOR;

    public static JarFileSystem getInstance() {
        return (JarFileSystem) VirtualFileManager.getInstance().getFileSystem(PROTOCOL);
    }

    @Nullable
    public VirtualFile getVirtualFileForJar(@Nullable VirtualFile entryFile) {
        return entryFile == null ? null : getLocalByEntry(entryFile);
    }

    @Nullable
    public VirtualFile getJarRootForLocalFile(@NotNull VirtualFile file) {
        return getRootByLocal(file);
    }

    //<editor-fold desc="Deprecated stuff.">
    @Nullable
    @Override
    public VirtualFile getLocalVirtualFileFor(@Nullable VirtualFile entryVFile) {
        return getVirtualFileForJar(entryVFile);
    }

    @Nullable
    @Override
    public VirtualFile findLocalVirtualFileByPath(@NotNull String path) {
        if (!path.contains(JAR_SEPARATOR)) {
            path += JAR_SEPARATOR;
        }
        return findFileByPath(path);
    }
    //</editor-fold>
}